Improvement in cultivators and plows



L. R. WRIGHT.

Cultivators and Plows.

Patented Dec. 3,1872.

PATE

LEWIS R. WRIGHT, OF TROY, NEW YORK.

IMPROVEMENT IN CULTIVATQRS AND FLOWS.

Specification forming part of Letters Patent No. 133,31E, dated December 3, 1872.

To all whom it may concern:

Be it known that I, LEWIS R. W'RIGHT, of the city of Troy, in the county of Rensselaer and State of New York, have invented certain Improvements in Cultivators and Flows, of which the following is a specification:

The nature of my invention consists in the construction and arrangement of the various parts of a cultivator and plow, as will be more fully hereinafter set forth.

Description of the Accompanying Drawing.

Figure 1 is a view of the cultivator complete, viewed from one side, in perspective. Fig. 2 is a perspective view of the cultivator complete, from the rear. Fig. 3 is a front view of the cultivator-tooth with its standard. Fig. 4 is a side view of the tooth and its standard. Fig. 5 is a view of the eyebolt. Fig. 6 is a view of the circular standard to go with the eyebolt at the back end of the cultivator.

General Description.

In Figs. 3 and 4 the standard is shown, tooth attached. a represents the curved edge. 12

represents the tooth. by a nut at 0. At d is the upper edge of the standard, which is flat, and having the aper- 0 is the bolt, secured In Figs. 1 and 2 the steel mold-board is shown, marked g, and the standard or wing to which it is attached is marked it. The bolt which forms its connection is marked z, and is secured by' a nut, as usual, and it forms a pivot upon which the mold-board moves.

The eyebolt and standard therefor are shown in Figs. 5 and 6, the bolt marked k, and the standard marked 1. The standard is secured to the mold-board by rivet, shown at m, and the whole secured by a nut or its equivalent, shown at a. By sliding the standard upward or downward through the eyebolt k the moldboard is raised or lowered, the nut a holding it to its position. The frame of the cultivator is marked 19. c

The above is intended as an improvement upon the cultivator patented to me and numbered 81,054.

7 Claims.

1. The curved standard a, top bar 51, inclined I Witnesses:

Brennan H. REILLE, CLARK BaowNELL.

T FFEGE. 

